Air quality in Green Valley
The US Air Quality Index (EPA) grades air from 0 to 500 using fine particles (PM2.5/PM10), ozone and nitrogen dioxide. 0-50 is Good, 51-100 Moderate, 101-150 Unhealthy for Sensitive Groups, and anything higher affects everyone.
PM2.5
4.6 µg/m³
WHO guideline 15
PM10
4.7 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
9:00 AM
💨
PM2.5 4.6 µg/m³
28Good
10:00 AM
💨
PM2.5 4.8 µg/m³
37Good
11:00 AM
💨
PM2.5 4.8 µg/m³
44Good
12:00 PM
💨
PM2.5 4.7 µg/m³
49Good
1:00 PM
💨
PM2.5 4.8 µg/m³
56Moderate
2:00 PM
💨
PM2.5 5.2 µg/m³
66Moderate
3:00 PM
💨
PM2.5 5.7 µg/m³
76Moderate
4:00 PM
💨
PM2.5 6.1 µg/m³
83Moderate
5:00 PM
💨
PM2.5 6.4 µg/m³
80Moderate
6:00 PM
💨
PM2.5 6.7 µg/m³
58Moderate
7:00 PM
💨
PM2.5 8.8 µg/m³
44Good
8:00 PM
💨
PM2.5 12.4 µg/m³
52Moderate
Next few days
daily max · US EPA AQI
Fri
💨
Moderate · UV High
83
Sat
💨
Moderate · UV Moderate
76
Sun
💨
Moderate · UV High
52